JP2009541529A - リン酸若しくはホスホン酸塩を用いる非活性化重合触媒の中和 - Google Patents
リン酸若しくはホスホン酸塩を用いる非活性化重合触媒の中和 Download PDFInfo
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- JP2009541529A JP2009541529A JP2009516515A JP2009516515A JP2009541529A JP 2009541529 A JP2009541529 A JP 2009541529A JP 2009516515 A JP2009516515 A JP 2009516515A JP 2009516515 A JP2009516515 A JP 2009516515A JP 2009541529 A JP2009541529 A JP 2009541529A
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- Prior art keywords
- polymer
- catalyst
- phosphoric acid
- polymer stream
- olefin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 title claims abstract description 46
- 229910000147 aluminium phosphate Inorganic materials 0.000 title claims abstract description 23
- UEZVMMHDMIWARA-UHFFFAOYSA-M phosphonate Chemical compound [O-]P(=O)=O UEZVMMHDMIWARA-UHFFFAOYSA-M 0.000 title claims description 13
- 238000006386 neutralization reaction Methods 0.000 title description 7
- 239000002685 polymerization catalyst Substances 0.000 title description 6
- 229920000642 polymer Polymers 0.000 claims abstract description 102
- 239000003054 catalyst Substances 0.000 claims abstract description 81
- 238000006116 polymerization reaction Methods 0.000 claims abstract description 46
- 229920000098 polyolefin Polymers 0.000 claims abstract description 39
- -1 alkaline earth metal salt Chemical class 0.000 claims abstract description 31
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 19
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims abstract description 17
- ABLZXFCXXLZCGV-UHFFFAOYSA-N Phosphorous acid Chemical compound OP(O)=O ABLZXFCXXLZCGV-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000005260 corrosion Methods 0.000 claims abstract description 16
- 230000007797 corrosion Effects 0.000 claims abstract description 16
- 230000003472 neutralizing effect Effects 0.000 claims abstract description 15
- 238000011084 recovery Methods 0.000 claims abstract description 14
- 150000001336 alkenes Chemical class 0.000 claims abstract description 8
- 238000004519 manufacturing process Methods 0.000 claims abstract description 7
- 238000011109 contamination Methods 0.000 claims abstract description 6
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims description 57
- 239000000203 mixture Substances 0.000 claims description 42
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 18
- 239000005977 Ethylene Substances 0.000 claims description 18
- 230000008569 process Effects 0.000 claims description 17
- 229910052723 transition metal Inorganic materials 0.000 claims description 14
- 150000003624 transition metals Chemical class 0.000 claims description 14
- 238000002156 mixing Methods 0.000 claims description 11
- 239000004711 α-olefin Substances 0.000 claims description 11
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 9
- 239000001301 oxygen Substances 0.000 claims description 9
- 229910052760 oxygen Inorganic materials 0.000 claims description 9
- 125000000217 alkyl group Chemical group 0.000 claims description 8
- 230000003068 static effect Effects 0.000 claims description 8
- QIJXJNIXOVENFT-UHFFFAOYSA-J dicalcium 2,6-ditert-butyl-4-(3-phosphonatopropyl)phenol Chemical compound [Ca+2].[Ca+2].CC(C)(C)C1=CC(CCCP([O-])([O-])=O)=CC(C(C)(C)C)=C1O.CC(C)(C)C1=CC(CCCP([O-])([O-])=O)=CC(C(C)(C)C)=C1O QIJXJNIXOVENFT-UHFFFAOYSA-J 0.000 claims description 4
- 229920001519 homopolymer Polymers 0.000 claims description 4
- 239000011777 magnesium Substances 0.000 claims description 4
- 230000000737 periodic effect Effects 0.000 claims description 4
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical group [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 3
- 150000004703 alkoxides Chemical class 0.000 claims description 3
- 229920001577 copolymer Polymers 0.000 claims description 3
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 3
- 229910052736 halogen Inorganic materials 0.000 claims description 3
- 150000002367 halogens Chemical class 0.000 claims description 3
- 125000000743 hydrocarbylene group Chemical group 0.000 claims description 3
- 229910052749 magnesium Inorganic materials 0.000 claims description 3
- 229910052717 sulfur Chemical group 0.000 claims description 3
- 239000011593 sulfur Chemical group 0.000 claims description 3
- 239000007864 aqueous solution Substances 0.000 claims description 2
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims description 2
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 claims description 2
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- 238000007792 addition Methods 0.000 description 9
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- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 8
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- 239000003085 diluting agent Substances 0.000 description 7
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 7
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 7
- 150000003254 radicals Chemical class 0.000 description 7
- 230000002829 reductive effect Effects 0.000 description 7
- KWKAKUADMBZCLK-UHFFFAOYSA-N 1-octene Chemical compound CCCCCCC=C KWKAKUADMBZCLK-UHFFFAOYSA-N 0.000 description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 6
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 6
- 230000000996 additive effect Effects 0.000 description 5
- TVMXDCGIABBOFY-UHFFFAOYSA-N n-Octanol Natural products CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 5
- 230000002378 acidificating effect Effects 0.000 description 4
- 229910002091 carbon monoxide Inorganic materials 0.000 description 4
- 230000015556 catabolic process Effects 0.000 description 4
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- 239000010936 titanium Substances 0.000 description 4
- 239000004215 Carbon black (E152) Substances 0.000 description 3
- 229910000316 alkaline earth metal phosphate Inorganic materials 0.000 description 3
- CJZGTCYPCWQAJB-UHFFFAOYSA-L calcium stearate Chemical compound [Ca+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CJZGTCYPCWQAJB-UHFFFAOYSA-L 0.000 description 3
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- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 3
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- 239000002243 precursor Substances 0.000 description 3
- 239000003381 stabilizer Substances 0.000 description 3
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 2
- LIKMAJRDDDTEIG-UHFFFAOYSA-N 1-hexene Chemical compound CCCCC=C LIKMAJRDDDTEIG-UHFFFAOYSA-N 0.000 description 2
- WSSSPWUEQFSQQG-UHFFFAOYSA-N 4-methyl-1-pentene Chemical compound CC(C)CC=C WSSSPWUEQFSQQG-UHFFFAOYSA-N 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 239000012190 activator Substances 0.000 description 2
- 150000001298 alcohols Chemical class 0.000 description 2
- 125000002947 alkylene group Chemical group 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 125000000732 arylene group Chemical group 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 239000007857 degradation product Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 150000001993 dienes Chemical class 0.000 description 2
- SNRUBQQJIBEYMU-UHFFFAOYSA-N dodecane Chemical compound CCCCCCCCCCCC SNRUBQQJIBEYMU-UHFFFAOYSA-N 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 125000000524 functional group Chemical group 0.000 description 2
- 150000004820 halides Chemical class 0.000 description 2
- 239000004700 high-density polyethylene Substances 0.000 description 2
- 239000002815 homogeneous catalyst Substances 0.000 description 2
- 125000001183 hydrocarbyl group Chemical group 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 2
- 150000002432 hydroperoxides Chemical class 0.000 description 2
- 238000010348 incorporation Methods 0.000 description 2
- 229920001684 low density polyethylene Polymers 0.000 description 2
- 239000004702 low-density polyethylene Substances 0.000 description 2
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- 125000001570 methylene group Chemical group [H]C([H])([*:1])[*:2] 0.000 description 2
- JKQOBWVOAYFWKG-UHFFFAOYSA-N molybdenum trioxide Chemical compound O=[Mo](=O)=O JKQOBWVOAYFWKG-UHFFFAOYSA-N 0.000 description 2
- 239000011368 organic material Substances 0.000 description 2
- 125000005702 oxyalkylene group Chemical class 0.000 description 2
- 150000002989 phenols Chemical class 0.000 description 2
- 239000000049 pigment Substances 0.000 description 2
- 238000012667 polymer degradation Methods 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 2
- 229910052720 vanadium Inorganic materials 0.000 description 2
- 238000004383 yellowing Methods 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical class N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- AQZWEFBJYQSQEH-UHFFFAOYSA-N 2-methyloxaluminane Chemical compound C[Al]1CCCCO1 AQZWEFBJYQSQEH-UHFFFAOYSA-N 0.000 description 1
- ZVVFVKJZNVSANF-UHFFFAOYSA-N 6-[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxy]hexyl 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)OCCCCCCOC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 ZVVFVKJZNVSANF-UHFFFAOYSA-N 0.000 description 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- XDOIHYTUDGQJQJ-UHFFFAOYSA-N CC(C)(C)C=1C=C(C=C(C1O)C(C)(C)C)COP(OCC1=CC(=C(C(=C1)C(C)(C)C)O)C(C)(C)C)(=O)CC.[Ca] Chemical compound CC(C)(C)C=1C=C(C=C(C1O)C(C)(C)C)COP(OCC1=CC(=C(C(=C1)C(C)(C)C)O)C(C)(C)C)(=O)CC.[Ca] XDOIHYTUDGQJQJ-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
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- 229920010126 Linear Low Density Polyethylene (LLDPE) Polymers 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- JKIJEFPNVSHHEI-UHFFFAOYSA-N Phenol, 2,4-bis(1,1-dimethylethyl)-, phosphite (3:1) Chemical compound CC(C)(C)C1=CC(C(C)(C)C)=CC=C1OP(OC=1C(=CC(=CC=1)C(C)(C)C)C(C)(C)C)OC1=CC=C(C(C)(C)C)C=C1C(C)(C)C JKIJEFPNVSHHEI-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- BEIOEBMXPVYLRY-UHFFFAOYSA-N [4-[4-bis(2,4-ditert-butylphenoxy)phosphanylphenyl]phenyl]-bis(2,4-ditert-butylphenoxy)phosphane Chemical compound CC(C)(C)C1=CC(C(C)(C)C)=CC=C1OP(C=1C=CC(=CC=1)C=1C=CC(=CC=1)P(OC=1C(=CC(=CC=1)C(C)(C)C)C(C)(C)C)OC=1C(=CC(=CC=1)C(C)(C)C)C(C)(C)C)OC1=CC=C(C(C)(C)C)C=C1C(C)(C)C BEIOEBMXPVYLRY-UHFFFAOYSA-N 0.000 description 1
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- 150000004982 aromatic amines Chemical class 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- RSOILICUEWXSLA-UHFFFAOYSA-N bis(1,2,2,6,6-pentamethylpiperidin-4-yl) decanedioate Chemical compound C1C(C)(C)N(C)C(C)(C)CC1OC(=O)CCCCCCCCC(=O)OC1CC(C)(C)N(C)C(C)(C)C1 RSOILICUEWXSLA-UHFFFAOYSA-N 0.000 description 1
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- GAMDZJFZMJECOS-UHFFFAOYSA-N chromium(6+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Cr+6] GAMDZJFZMJECOS-UHFFFAOYSA-N 0.000 description 1
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- 229910052757 nitrogen Inorganic materials 0.000 description 1
- ZCYXXKJEDCHMGH-UHFFFAOYSA-N nonane Chemical compound CCCC[CH]CCCC ZCYXXKJEDCHMGH-UHFFFAOYSA-N 0.000 description 1
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- AQSJGOWTSHOLKH-UHFFFAOYSA-N phosphite(3-) Chemical class [O-]P([O-])[O-] AQSJGOWTSHOLKH-UHFFFAOYSA-N 0.000 description 1
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- 150000007970 thio esters Chemical class 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 150000003623 transition metal compounds Chemical class 0.000 description 1
- VOITXYVAKOUIBA-UHFFFAOYSA-N triethylaluminium Chemical compound CC[Al](CC)CC VOITXYVAKOUIBA-UHFFFAOYSA-N 0.000 description 1
- WGKLOLBTFWFKOD-UHFFFAOYSA-N tris(2-nonylphenyl) phosphite Chemical compound CCCCCCCCCC1=CC=CC=C1OP(OC=1C(=CC=CC=1)CCCCCCCCC)OC1=CC=CC=C1CCCCCCCCC WGKLOLBTFWFKOD-UHFFFAOYSA-N 0.000 description 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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Abstract
Description
本発明は、重合反応器から排出されるオレフィンポリマー流中の活性触媒種を非活性化し、かつ触媒残渣を中和し、それにより抗酸化特性をオレフィンポリマーにさらに付与するための方法であって、触媒非活性化剤及びリン酸若しくはホスホン酸のアルカリ土類金属塩を、各々、少なくともポリマー流中の活性触媒種を非活性化し、かつ触媒残渣を中和するのに十分な量で、それぞれ、重合反応器から排出されるオレフィンポリマー流に添加し、その後得られたポリマー生成物を回収することを含む方法を提供する。
米国特許実務の目的上、本明細書で参照されるあらゆる特許、特許出願若しくは刊行物は、特に合成技術、原料及び当分野における一般知識に関して、参照によりそれらの全体が本明細書に組み込まれる(又はそれらの等価の米国版が参照によりそのように組み込まれる)。特段記載がなく、文脈から暗示され、若しくは当分野における慣習ではない限り、すべての部及びパーセントは重量基準である。
R1は2価酸素若しくはヒドロカルビレン基;好ましくは、C1-4アルキレン若しくはアリーレン、最も好ましくは、メチレンであり;
R2はC1-4アルキル、好ましくは、エチルであり;
R3は、各々が存在する場合、個別に、C1-20アルキル、好ましくは、C4-20二級若しくは三級アルキル、最も好ましくは、t−ブチルであり;
Xは酸素若しくはイオウ、好ましくは、酸素であり;並びに
Mはアルカリ土類金属カチオン、好ましくは、Ca+2である)
1.重合反応器から排出されるオレフィンポリマー流中の活性触媒種を非活性化し、かつ触媒残渣を中和し、抗酸化特性をオレフィンポリマーに付与するための方法であって、触媒非活性化剤及びリン酸若しくはホスホン酸のアルカリ土類金属塩を、各々、少なくともポリマー流中の活性触媒種を非活性化し、かつ触媒残渣を中和するのに十分な量で、それぞれ、重合反応器から排出されるオレフィンポリマー流に添加し、その後得られたポリマー生成物を回収することを含む方法。
2.オレフィン生成及び回収装置の腐食、詰まり若しくは汚染を、重合反応器から排出されるオレフィンポリマー流中の活性触媒種を非活性化し、かつ触媒残渣を中和しながら減少させるための方法であって、オレフィンポリマー流に触媒非活性化剤及びリン酸若しくはホスホン酸のアルカリ土類金属塩を添加し、その後得られたポリマー生成物を回収することを含む方法。
3.実施形態1若しくは2のいずれか1つによる方法であって、オレフィンポリマー流に添加する前に非活性化剤及びリン酸若しくはホスホン酸のアルカリ土類金属塩を組み合わせ、その後に、ポリマー生成物の回収の前に、該組み合わせをオレフィンポリマー流と、好ましくはその混合物を1つ又はそれ以上の静的混合要素を通過させることにより、混合する方法。
4.実施形態1〜3のいずれか1つによる方法であって、リン酸若しくはホスホン酸塩が下記式に相当する方法。
R1は2価酸素若しくはヒドロカルビレン基;好ましくは、C1-4アルキレン若しくはアリーレン、最も好ましくは、メチレンであり;
R2はC1-4アルキル、好ましくは、エチルであり;
R3は、各々が存在する場合、個別に、C1-20アルキル、好ましくは、C4-20二級若しくは三級アルキル、最も好ましくは、t−ブチルであり;
Xは酸素若しくはイオウ、好ましくは、酸素であり;並びに
Mはアルカリ土類金属カチオン、好ましくは、Ca+2である)
5.カルシウムビス(((3,5−ビス(1,1−ジメチルエチル)−4−ヒドロキシフェニル)メチル)−エチルホスホネート)をポリマー流に添加する、実施形態1〜4のいずれか1つによる方法。
6.オレフィンポリマーが、遷移金属含有触媒組成物を用いて調製される、エチレン若しくはプロピレンのホモポリマー又はエチレンと1種又はそれ以上のC3-10α−オレフィンとのコポリマーである、実施形態1〜5のいずれか1つによる方法。
7.触媒組成物がハロゲン、元素周期律表の3〜6族の遷移金属並びに、場合により、マグネシウム及び/若しくはアルコキシド;並びに有機アルミニウム共触媒を含む、実施形態1〜6のいずれか1つによる方法。
8.0.1〜60パーセントのリン酸若しくはホスホン酸塩を含む水溶液を触媒非活性化剤及び中和剤として用いる、実施形態1〜7のいずれか1つによる方法。
9.ポリマー流、触媒非活性化剤及びアルカリ土類金属塩を、1つ又はそれ以上の静的混合要素を通過させることにより、ポリマーの回収の前に混合する、実施形態1〜8のいずれか1つによる方法。
10.ポリマーを揮発分除去によって回収する、実施形態1〜9のいずれか1つによる方法。
11.実施形態1〜10のいずれか1つの方法によって得られるポリマー組成物。
W0は、ポリマーと接触させて24時間後の、曝露された試片の重量(g)であり;
Sexpはポリマーと接触させた試片の表面積(m2)であり;
htは試片の全高(mm)であり;
hexpはポリマーと接触する試片の部分の高さ(mm)であり;
W24nexpは、湿気チャンバー内で24時間後の、標準試片の重量(g)であり;
W0nexpは、湿気に曝露する前のオーブン内部で24時間後の、標準試片の重量(g)であり;及び
Sは標準試片の全表面積(m2)である。)
Claims (11)
- 重合反応器から排出されるオレフィンポリマー流中の活性触媒種を非活性化し、かつ触媒残渣を中和し、抗酸化特性をオレフィンポリマーに付与するための方法であって、触媒非活性化剤及びリン酸若しくはホスホン酸のアルカリ土類金属塩を、各々、少なくともポリマー流中の活性触媒種を非活性化し、かつ触媒残渣を中和するのに十分な量で、それぞれ、重合反応器から排出されるオレフィンポリマー流に添加し、その後、前記得られたポリマー生成物を回収することを含む方法。
- 前記オレフィン生成及び回収装置の腐食、詰まり若しくは汚染を、重合反応器から排出される前記オレフィンポリマー流中の活性触媒種を非活性化し、かつ触媒残渣を中和しながら減少させるための方法であって、オレフィンポリマー流に触媒非活性化剤及びリン酸若しくはホスホン酸のアルカリ土類金属塩を添加し、その後得られたポリマー生成物を回収することを含む方法。
- 前記オレフィンポリマー流に添加する前に前記非活性化剤及びリン酸若しくはホスホン酸のアルカリ土類金属塩を組み合わせ、その後前記組み合わせを前記オレフィンポリマー流と混合する、請求項1若しくは2のいずれか一項による方法。
- 前記リン酸若しくはホスホン酸塩が下記式に対応し、
R1は2価酸素若しくはヒドロカルビレン基であり;
R2はC1-4アルキル、好ましくは、エチルであり;
R3は、各々が存在する場合、個別に、C1-20アルキルであり;
Xは酸素若しくはイオウであり;並びに
Mはアルカリ土類金属カチオンである、請求項1から3のいずれか一項による方法。 - カルシウムビス(((3,5−ビス(1,1−ジメチルエチル)−4−ヒドロキシフェニル)メチル)エチルホスホネート)を前記ポリマー流に添加する、請求項1から4のいずれか一項による方法。
- 前記オレフィンポリマーが、遷移金属含有触媒組成物を用いて調製される、エチレン若しくはプロピレンのホモポリマー又はエチレンと1種又はそれ以上のC3-10α−オレフィンとのコポリマーである、請求項1から5のいずれか一項による方法。
- 前記触媒組成物がハロゲン、元素周期律表の3〜6族の遷移金属並びに、場合により、マグネシウム及び/若しくはアルコキシド;並びに有機アルミニウム共触媒を含む、請求項1から6のいずれか一項による方法。
- 0.1〜60パーセントのリン酸若しくはホスホン酸塩を含む水溶液を前記触媒非活性化剤及び中和剤として用いる、請求項1から7のいずれか一項による方法。
- 前記ポリマー流、触媒非活性化剤及びアルカリ土類金属塩を、1つ又はそれ以上の静的混合要素を通過させることにより、前記ポリマーの回収の前に混合する、請求項1から8のいずれか一項による方法。
- 前記ポリマーを揮発分除去によって回収する、請求項1〜9のいずれか一項による方法。
- 請求項1から10のいずれか一項の方法によって得られるポリマー組成物。
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JP2012511590A (ja) * | 2008-11-25 | 2012-05-24 | バーゼル・ポリオレフィン・イタリア・ソチエタ・ア・レスポンサビリタ・リミタータ | オレフィンを重合するための溶液方法 |
JP2018533657A (ja) * | 2015-10-30 | 2018-11-15 | フイナ・テクノロジー・インコーポレーテツドFina Technology, Incorporated | 耐衝撃ポリスチレンにおける架橋制御の代替法 |
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JP6614640B2 (ja) * | 2015-06-29 | 2019-12-04 | 出光興産株式会社 | ポリオレフィンの製造方法 |
EP3390469B1 (en) * | 2015-12-16 | 2024-09-04 | Dow Global Technologies LLC | Method for isomer reduction during polymerization and system for accomplishing the same |
CN109879989B (zh) * | 2019-02-12 | 2021-06-04 | 上海应用技术大学 | 一种聚乙烯基磷酸及其制备方法 |
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WO2007149274A2 (en) | 2007-12-27 |
EP2035467B1 (en) | 2012-10-31 |
WO2007149274A3 (en) | 2008-03-20 |
CN101495520B (zh) | 2011-06-01 |
JP5236634B2 (ja) | 2013-07-17 |
AR061556A1 (es) | 2008-09-03 |
AU2007261565A1 (en) | 2007-12-27 |
NO20090005L (no) | 2009-03-18 |
EP2035467A2 (en) | 2009-03-18 |
CN101495520A (zh) | 2009-07-29 |
US7999046B2 (en) | 2011-08-16 |
BRPI0712627A2 (pt) | 2013-04-02 |
US20090209719A1 (en) | 2009-08-20 |
ES2398300T3 (es) | 2013-03-15 |
CA2656927A1 (en) | 2007-12-27 |
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